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102946068 = 2232231011231
BaseRepresentation
bin1100010001011…
…01010100010100
321011201012110100
412020231110110
5202323233233
614114254100
72360012211
oct610552424
9234635410
10102946068
11531239a5
122a587330
1318435744
14d95ab08
159087813
hex622d514

102946068 has 72 divisors (see below), whose sum is σ = 274450176. Its totient is φ = 32472000.

The previous prime is 102946057. The next prime is 102946079. The reversal of 102946068 is 860649201.

It is an interprime number because it is at equal distance from previous prime (102946057) and next prime (102946079).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83013 + ... + 84243.

It is an arithmetic number, because the mean of its divisors is an integer number (3811808).

Almost surely, 2102946068 is an apocalyptic number.

102946068 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102946068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137225088).

102946068 is an abundant number, since it is smaller than the sum of its proper divisors (171504108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102946068 is a wasteful number, since it uses less digits than its factorization.

102946068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365 (or 1360 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 102946068 is about 10146.2341782555. The cubic root of 102946068 is about 468.6729853207.

The spelling of 102946068 in words is "one hundred two million, nine hundred forty-six thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 23 36 46 69 92 101 138 202 207 276 303 404 414 606 828 909 1212 1231 1818 2323 2462 3636 3693 4646 4924 6969 7386 9292 11079 13938 14772 20907 22158 27876 28313 41814 44316 56626 83628 84939 113252 124331 169878 248662 254817 339756 372993 497324 509634 745986 1019268 1118979 1491972 2237958 2859613 4475916 5719226 8578839 11438452 17157678 25736517 34315356 51473034 102946068